I always use to buy away tickets in person from the amex, 1)To save booking fee 2) so I actually have the ticket, so it can't get lost in the post which has happened a few times.
There was a special show on Capital FM the other night about them, you can listen at https://soundcloud.com/andidurrant/human-after-all-andi-durrant?in=andidurrant/sets/radio-shows